From 6c68f2baab729d3e45cc24da9022ba92b192cfd0 Mon Sep 17 00:00:00 2001
From: dhanabalan <dhana@example.com>
Date: Tue, 9 Dec 2025 13:30:53 +0530
Subject: [PATCH] Added characteristic value importer and exporter

---
 .../Exports/CharacteristicValueExporter.php   | 44 +++++++++++++
 .../Imports/CharacteristicValueImporter.php   | 61 +++++++++++++++++++
 2 files changed, 105 insertions(+)
 create mode 100644 app/Filament/Exports/CharacteristicValueExporter.php
 create mode 100644 app/Filament/Imports/CharacteristicValueImporter.php

diff --git a/app/Filament/Exports/CharacteristicValueExporter.php b/app/Filament/Exports/CharacteristicValueExporter.php
new file mode 100644
index 0000000..1e153ee
--- /dev/null
+++ b/app/Filament/Exports/CharacteristicValueExporter.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace App\Filament\Exports;
+
+use App\Models\CharacteristicValue;
+use Filament\Actions\Exports\ExportColumn;
+use Filament\Actions\Exports\Exporter;
+use Filament\Actions\Exports\Models\Export;
+
+class CharacteristicValueExporter extends Exporter
+{
+    protected static ?string $model = CharacteristicValue::class;
+
+    public static function getColumns(): array
+    {
+        return [
+            ExportColumn::make('id')
+                ->label('ID'),
+            ExportColumn::make('plant.name'),
+            ExportColumn::make('line.name'),
+            ExportColumn::make('item.id'),
+            ExportColumn::make('machine.name'),
+            ExportColumn::make('process_order'),
+            ExportColumn::make('coil_number'),
+            ExportColumn::make('status'),
+            ExportColumn::make('created_at'),
+            ExportColumn::make('updated_at'),
+            ExportColumn::make('created_by'),
+            ExportColumn::make('updated_by'),
+            ExportColumn::make('deleted_at'),
+        ];
+    }
+
+    public static function getCompletedNotificationBody(Export $export): string
+    {
+        $body = 'Your characteristic value export has completed and ' . number_format($export->successful_rows) . ' ' . str('row')->plural($export->successful_rows) . ' exported.';
+
+        if ($failedRowsCount = $export->getFailedRowsCount()) {
+            $body .= ' ' . number_format($failedRowsCount) . ' ' . str('row')->plural($failedRowsCount) . ' failed to export.';
+        }
+
+        return $body;
+    }
+}
diff --git a/app/Filament/Imports/CharacteristicValueImporter.php b/app/Filament/Imports/CharacteristicValueImporter.php
new file mode 100644
index 0000000..405888b
--- /dev/null
+++ b/app/Filament/Imports/CharacteristicValueImporter.php
@@ -0,0 +1,61 @@
+<?php
+
+namespace App\Filament\Imports;
+
+use App\Models\CharacteristicValue;
+use Filament\Actions\Imports\ImportColumn;
+use Filament\Actions\Imports\Importer;
+use Filament\Actions\Imports\Models\Import;
+
+class CharacteristicValueImporter extends Importer
+{
+    protected static ?string $model = CharacteristicValue::class;
+
+    public static function getColumns(): array
+    {
+        return [
+            ImportColumn::make('plant')
+                ->requiredMapping()
+                ->relationship()
+                ->rules(['required']),
+            ImportColumn::make('line')
+                ->requiredMapping()
+                ->relationship()
+                ->rules(['required']),
+            ImportColumn::make('item')
+                ->requiredMapping()
+                ->relationship()
+                ->rules(['required']),
+            ImportColumn::make('machine')
+                ->requiredMapping()
+                ->relationship()
+                ->rules(['required']),
+            ImportColumn::make('process_order'),
+            ImportColumn::make('coil_number'),
+            ImportColumn::make('status'),
+            ImportColumn::make('created_by'),
+            ImportColumn::make('updated_by'),
+        ];
+    }
+
+    public function resolveRecord(): ?CharacteristicValue
+    {
+        // return CharacteristicValue::firstOrNew([
+        //     // Update existing records, matching them by `$this->data['column_name']`
+        //     'email' => $this->data['email'],
+        // ]);
+
+        return new CharacteristicValue();
+    }
+
+    public static function getCompletedNotificationBody(Import $import): string
+    {
+        $body = 'Your characteristic value import has completed and ' . number_format($import->successful_rows) . ' ' . str('row')->plural($import->successful_rows) . ' imported.';
+
+        if ($failedRowsCount = $import->getFailedRowsCount()) {
+            $body .= ' ' . number_format($failedRowsCount) . ' ' . str('row')->plural($failedRowsCount) . ' failed to import.';
+        }
+
+        return $body;
+    }
+}